Portable 2.4G digital wireless teaching amplifier

Features:
•   2.4G digital wireless technology for stable and reliable performance
•   Adaptive digital ID mode for automatical frequency matching between transmitter and receiver, multiple classrooms can use the system at the same time without interference
•   Transmitter and receiver adopt digital audio processing for clear sound quality and high sensitivity
•   Built-in polymer Li-ion rechargeable battery for transmitter
•   Supplied with high performance built-in wireless lavalier microphone and wired headworn microphone for convenient use
•   Digital circuitry technology, 10W output power
•   The amplifier can work as portable power source and charge for lavalier transmitter, mobile phone by USB cable

Specification:
•   Carrier Frequency: 2.4G
•   Operating Mode: Adaptive digital ID
•   Transmit Power: ≤10MW
•   Operating Range: 15-20m
•   Frequency Response: 80Hz-12kHz
•   Rated Output Power: 5W
•   Max. Output Power: 12W
•   Output Impedance: 4Ω
Receiver:
•   Receiver Battery Spec: 7.4V/1000mAh polymer Li-ion battery
•   Power Adaptor: DC 10.6V/450mA
•   Receiver Recharging Time: 4-6 hours
•   Receiver Play Time: ≥8 hours(voval)
•   Product Dimension: 90*90*43mm
•   Net Weight: 270g
Transmitter:
•   Transmitter Battery Spec: 3.7V/350mAh polymer Li-ion battery
•   Power adaptor: DC 5V
•   Transmitter Recharging Time: 4-5hours
•   Transmitter Play Time: 5-6 hours
•   Product Dimension: 67*36*28mm
•   Net Weight: 40g

Product Content :
•  Portable Amplifier: 1pc
•  2.4G Transmitter: 1pc
•  Lavalier Microphone: 1pc
•  Headworn Microphone: 1pc
•  Power Adaptor: 1pc
•  Back Hook: 1pc
•  Transmitter Charging Cable: 1pc
•  Rope: 1pc
•  User Manual: 1pc
•  Packing: Color box