Specifications:<br> Color: Silver/ Black(optional)<br> Sample Range: 24bit/ 48KHz uncompressed digital transmission<br> Latency: < 12ms<br> Range: about 30 meters<br> THD + Noise: -98dB<br> Dynamic Range: > 105dB<br> Operating Band: 2.4G ISM Worldwide<br> Frequency Response: 20-20KHz, +1dB/-3dB<br> Power Supply: Built-in Rechargeable Lithium Battery<br> Charging: USB port<br> Item Size: 13 * 3.8 * 1.2cm / 5.1 * 1.5 * 0.5in<br> Item Weight: 34g / 1.2oz (for each)<br> Package Size: 14 * 10.5 * 4.5cm / 5.5 * 4.1 * 1.8in<br> Package Weight: 180g / 6.3oz<br><br> Note:<br> The guitar and guitar amplifier showed in the picture are not included.<br> Package List:<br> 1 * Transmitter<br> 1 * Receiver<br> 1 * USB Charging Cable<br> 1 * User Manual(English) <br>