【Mini HiFi Headphone Amplifier】It is Delicate, Compact, Lightweight, and Portable that it can be Carry Conveniently | 【3.5mm AUX Input and Output】3.5mm AUX Input and Output, SNR>120Db and THD+N 0.0003%, Make it Possibility to Output not just Louder Sound, but a Sharper and More Real Stereo Sound without Distortion | 【Aluminum Matte Surface】Fashion Design Provides You a Comfortable Handheld Feeling While the Aluminum Matte Surface Makes it Durable | 【Rechargeable Lithium Battery】It Adopts a Rechargeable Lithium Battery with 1500mAH Capacity, Which Allows it to Stay Working More than 8 Hours | 【Wide Compacity】It can Remarkably Compatible with a Various of Digital Devices, Such as MP3 MP4 Mobile Phone Computer (Tips: It is not recommended to use while charging, because current disturbance will occur when charging, Which may lead to noise)

For MM/MC/MI and Piezoelectric Acoustical Pickup, Nonmagnetic, No Magnetic Field Adhesivity, Reading Reliable | High Precision and Accurate Stylus Gauge for Accurate Stylus Force Adjustment | Accurate Stylus Force is Important for Ensuring the Playback Result and Life of Your Valuable Records and Cartidge | Blue Backlight Display with High-quality Stainless Scale, Packaged with Superior Leather Sheath for Good Protection | Comes with One Weight and Two Button Batteries, Enables You Longtime Standby

For MM/MC/MI and Piezoelectric Acoustical Pickup, Nonmagnetic, No Magnetic Field Adhesivity, Reading Reliable | High Precision and Accurate Stylus Gauge for Accurate Stylus Force Adjustment | Accurate Stylus Force is Important for Ensuring the Playback Result and Life of Your Valuable Records and Cartidge | Blue Backlight Display with High-quality Stainless Scale, Packaged with Superior Leather Sheath for Good Protection | Comes with One Weight and Two Button Batteries, Enables You Longtime Standby

For MM/MC/MI and Piezoelectric Acoustical Pickup, Nonmagnetic, No Magnetic Field Adhesivity, Reading Reliable | High Precision and Accurate Stylus Gauge for Accurate Stylus Force Adjustment | Accurate Stylus Force is Important for Ensuring the Playback Result and Life of Your Valuable Records and Cartidge | Blue Backlight Display with High-quality Stainless Scale, Packaged with Superior Leather Sh

HiFi Headphone Amplifier, It supports most headphones of high impedance 16-300Ω, 3.5mm AUX Input and Output, signal-to-noise ratio> 100Db, THD + N = 0.0003%, fully filter noise, enjoy high-quality audio. | Bluetooth 5.0 receiver, It is designed to deliver studio-quality sound to your ears through wireless Bluetooth 5.0 technology-suitable for your existing wired headphones, earphones and even speakers. | 1500mAH Rechargable Lithium Battery, It adopts a rechargeable lithium battery with 1500mAH capacity, which allows it to stay working more than 8 hours. Plus, there is a volume control knob for volume adjustment. | Two-stage Gain Switch, It enhances the signal input into the amp circuit for the optimal performance of the headphones. Make it Possibility to output not only louder sound but a sharper and more Real stereo sound without distortion | Broad Compatibility, This amplifier is remarkably compatible with a variety of digital devices, such as MP3, MP4, Mobile Phone, Computer, CD players and personal media player.

HDMI 2.0 Repeater-- Resolution up to 4K/2K@60Hz, It's Ideal for Data Center Control, information Distribution, Conference Room Presentation, School and Corporate Training Environments | Support Ultra-high Resolution 4K/2K@60Hz-- Serial Data Rate up to 6.0 Gbps, Support Ultra-high Resolution 4K/2K @ 60 Hz 2160P, Video and Audio Lossless Transmission | With HDMI 2.0 24AWG Cable: in 1080P/60Hz, input 30m/98ft (Max.), output 30m/98ft(Max.); in 4K/30Hz, input 20m/65ft (Max.), output 20m/65ft (Max.); in 4K/60Hz, input 15m/49ft (Max.), output 15m/49ft (Max.) | Mini Size Metal Shell Protection-- 53 x 45 x 19mm (L x W x H), Metal Shell Prevents Collision, Make it More Durable and Long-Service Life | Please Note-- package with a USB cable, adapter is not included. Please connect with DC 5V/1A adapter of your tablet or phone when using it, it will work more stable and better)

【RCA to HDMI Converter】Neoteck RCA to HDMI converter integrates advanced electronic components and intelligent chips to seamlessly transform traditional analog RCA signals into crisp digital HDMI signals. Experience a rejuvenation of your older devices that breathes new life into your viewing experience | 【Built-in RCA & Power Cable】This RCA to HDMI adapter adopts built-in RCA and USB power cables to streamline the setup process while eliminating the hassle of tangled wires and constant plugging and unplugging. Enjoy stable and reliable signal transmission for smoother connections and a hassle-free experience | 【4:3 & 16:9 Aspect Ratio Switch】Neoteck RCA to HDMI cable features an innovative aspect ratio toggle switch design,which allows seamless toggling between the standard 4:3 and widescreen 16:9 formats. Tailor the picture ratio to suit your content preferences, delivering a captivating viewing experience that brings every frame to vibrant life | 【HDMI Converter for Calling for Memory】Tailored for DVD or VCR player, this RCA to HDMI converter rekindles the joy of vintage movies and life videos, offering endless fun and cherished memories. Share quality time with your loved ones, immersing yourselves in a world of timeless excitement | 【Compact and Lightweight Design】With its compact and elegant appearance, this RCA to HDMI cable is not only visually appealing but also wall-mountable, optimizing space usage. Elevate your audio-visual setup with a touch of sophistication, creating a cozy and stylish viewing ambiance | 【Plug and Play】Simplified connection steps make setup a breeze, requiring no specialized knowledge.Step 1: Use HDMI output interface to connect HD TV. Step 2: Use male RCA interface to connect DVD or VCR player. Step 3: Use USB power interface to connect USB interface of TV to supply power.（Note:Please set your HD TV to the corresponding HDMI input channel. For example, if you are connected to TV HDMI Input 1, please select HDMI 1） | 【Note Please】Firstly,It is designed to achieve the conversion of RCA and HDMI interfaces, but it cannot improve the clarity of the signal source.Secondly, If it’s noise, no image or image flickering, please use a separable 5V/1A power adapter to connect the USB cable to power or check if the RCA cable is fully connected.Last but not least,since the original resolution of some VCRS is only 240P, and our converter does not support 240P resolution, only 480P resolution, the TV will display a blue screen

【RCA to HDMI Converter】Neoteck RCA to HDMI converter integrates advanced electronic components and intelligent chips to seamlessly transform traditional analog RCA signals into crisp digital HDMI signals. Experience a rejuvenation of your older devices that breathes new life into your viewing experience | 【Built-in RCA & Power Cable】This RCA to HDMI adapter adopts built-in RCA and USB power cables to streamline the setup process while eliminating the hassle of tangled wires and constant plugging and unplugging. Enjoy stable and reliable signal transmission for smoother connections and a hassle-free experience. | 【4:3 & 16:9 Aspect Ratio Switch】Neoteck RCA to HDMI cable features an innovative aspect ratio toggle switch design,which allows seamless toggling between the standard 4:3 and widescreen 16:9 formats. Tailor the picture ratio to suit your content preferences, delivering a captivating viewing experience that brings every frame to vibrant life. | 【HDMI Converter for Calling for Childhood’s Memory】Tailored for classic gaming consoles like Wii, PS2, and N64, this RCA to HDMI converter rekindles the joy of retro gaming, offering endless fun and cherished memories. Share quality time with your loved ones, immersing yourselves in a world of timeless gaming excitement. | 【Compact and Lightweight Design】With its compact and elegant appearance, this RCA to HDMI cable is not only visually appealing but also wall-mountable, optimizing space usage. Elevate your audio-visual setup with a touch of sophistication, creating a cozy and stylish viewing ambiance. | 【Plug and Play】Simplified connection steps make setup a breeze, requiring no specialized knowledge.Step 1: Use HDMI output interface to connect HD TV. Step 2: Use female RCA interface to connect game console. Step 3: Use USB power interface to connect USB interface of TV to supply power.（Note:Please set your HD TV to the corresponding HDMI input channel. For example, if you are connected to TV HDMI Input 1, please select HDMI 1.） | 【Note Please】Firstly,It is designed to achieve the conversion of RCA and HDMI interfaces, but it cannot improve the clarity of the signal source.Secondly, If it’s noise, no image or image flickering, please use a separable 5V/1A power adapter to connect the USB cable to power or check if the RCA cable is fully connected.Last but not least,since the original resolution of some N64 game consoles is only 240P, and our converter does not support 240P resolution, only 480P resolution, the TV will display a blue screen.