Rechargeable Wireless Microphone Portable Amplifier Loudspeaker Teaching Environment

Label:Yes Casing Material: ABS Frequency Response: 150Hz-20kHz Charging Input: 5V-2A Signal-to-Noise Ratio: Greater than 75dB Battery: 3.7V, 1200mAh Color: Black/Rose Gold Supported Format: MP3 Size: 11.5 x 8.2 x 4cm(4.53 x 3.23 x 1.57in) Effective Distance: 15 meters TF Card: Maximum Support 32G (Not Included)

Package Included: 1 x Voice Speaker 1 x wireless transmitter 1 x Lanyard 1 x Headset 1 x USB Charger Cable (Only the above package content, other are not included) Note: 1. There is a 2-3% difference according to manual measurement. Please check the size carefully before you buy the item. 2. Please note that a slight color difference should be acceptable due to the light and screen.