Rosen Dc-81 Guitar Wireless System 2 Point 4 Ghz Rechargeable Guitar Wireless 2.4GHz Clear Signal Transmission: 2.4GHz band is optimal for guitar wireless, it featured in low noise, low latency and other excellent features, approved for worldwide use. Less Than Latency and No-interference : The wireless guitar system utilizes technology, high frequency which less than 5ms latency, no lag or no signal loss.It adopts 16bit/48kHz sampling frequency, 20-20KHz frequency response range, effective range is about 100 feet outdoors. Supporting simultaneous broadcasts on 4 channels. Convenient Charging : Built-in 3.7v/600mAh rechargeable lithium battery, working time is up to 6 hours after fully charged, and comes with a USB cable for convenient recharging, which ensures good performance for your every show. Simple Use, Wide Usage: 220 rotatable plug, use great chip. Plug and play, long press the signal key to match transmitter and receiver at the same time,easy to pair. It is available for most electric musical instruments with pickup with popular 6.35mm jack. 12 Month Warranty: 30 days money back and 1 year warranty, any question clicks in "YOUR ORDER" options click the ?contact seller", we will make the things right.