New Model UHF Wireless Miccrophone Systems for Teaching Speakings And Wedding Hostings
Product Description
Frequency range: 677.7 - 696.30 MHz
Number of channels: 16 x 2
Frequency stability: ±10ppm
Output power: 10dBm
Frequency response: 40-18000Hz
Battery: 2 x AA batteries
Battery life: at least 8 hours with original batteries included