Kithouse Bluetooth Guitar Headphone Amp Music goes many places, and you're not always on the stage. While a speaker amplifier is great at filling up a room with sound, there are times that the only person you want hearing your guitar is you. For those times, Kithouse guitar headphone amp may be the solution to your problem. How to connect guitar with Kithouse Guitar Headphone Amp? The amplifiers have a jack that connects to the guitar directly, no cords required. On one side, it has one more 3.5mm(1/8?) port where you can plug your headphones or speakers(though D3.5 to D6.35 Audio line) into the latter directly. This way, the amplified audio from your guitar is routed directly to your headphones for some silent practice. ?Notice: B6 can?t search Bluetooth Device, so it can?t be used to connect with other Bluetooth Devices; We only can use phone/Pad to search and connect B6?s Bluetooth to play background music. B6 can transfer both guitar voice & music signal to guitar headphone or speaker Technical Parameters: Suitable Instruments: Electric Guitar, Bass, Bakelite Guitar, etc Five Mode Effects: REV--CHOR--FLAG--OVDR--WAH 5 Classic Effects Output: Headphones, Speakers Input Impedance: 22Kohm Output Impedance: 32ohm Power Supply: Built-in rechargeable lithium battery(include) Charging Time: Standard charge: 5.5-6.5 hours, Fast charge: 1.5-2.5 hours Battery Capacity: 800mA Work Time: 8 hours or more Product Size: 4.8 x 0.7 x 1.7 Inch(unfold) 3 x 1.5 x 1.7 Inch(fold) Package Size: 4.4 x 2.8 x 3.2 Inch Product Weight: 0.045kg/0.1lb Package Weight: 0.215kg/0.47lb Package List: 1 x Guitar Headphone Amp 1 x USB Charging Line 1 x D3.5 to D6.35mm Audio line 1 x User Manual