What's in the box:

Muslady 2.4G Wireless Guitar System Transmitter & Receiver Built-in Rechargeable Lithium Battery 30M Transmission Range for Electric Guitar Bass (Beige White)

Features:
Wireless transmitter & receiver set designed for electronic music instruments like guitar, bass, etc.
2.4G uncompressed wireless signal transmission, low noise and latency, effective range is about 30 meters.
Supports 6 sets of devices working at same time, one-to-one and no-interference; and one transmitter can transmit signal to several receivers at the same time also.
Built-in rechargeable lithium battery, long working hours, and comes with USB cable for convenient recharging.
280 rotatable 1/4" plug, available for instruments with input jack in different positions.

Specifications:
Color: Silver/ Black(optional)
Sample Range: 24bit/ 48KHz uncompressed digital transmission
Latency: < 12ms> Range: about 30 meters
THD + Noise: -98dB
Dynamic Range: > 105dB
Operating Band: 2.4G ISM Worldwide
Frequency Response: 20-20KHz, +1dB/-3dB
Power Supply: Built-in Rechargeable Lithium Battery
Charging: USB port
Item Size: 13 * 3.8 * 1.2cm / 5.1 * 1.5 * 0.5in
Item Weight: 34g / 1.2oz (for each)
Package Size: 14 * 10.5 * 4.5cm / 5.5 * 4.1 * 1.8in
Package Weight: 180g / 6.3oz

Note:
The guitar and guitar amplifier showed in the picture are not included.

Package List:
1 * Transmitter
1 * Receiver
1 * USB Charging Cable
1 * User Manual(English)