The minuscule but mighty Tone Pocket is a premium bass headphone amplifier designed for home practice, studio and even stage applications. Now with Bluetooth wireless audio input. With a host of practical features including a comprehensive 3 band EQ(+/- 15db on each band)for effective tone sculpting, line input (to connect to your smart phone or music player). Analog to Digital conversion via the mini USB 2.0 output for direct recording into your favourite DAW with no latency. 48K / 44.1KHz sampling rate for both playback and recording gives crystal clear audio, plus a balanced line out so you can even connect directly to a PA. Lastly a 9v rechargeable battery allows 2 hours playing time between charges.