MyStudio Wireless Mic Duo

 Features Dual Channel System (for two users simultaneously) 2.4 GHz data transmission Professional sound quality High transmission stability Flexible gain control Range up to 150 m Universal compatibility with cameras, mobile devices and computers   Technical Specifications MyStudio Wireless MIC DUO: Wireless dual-channel microphone system Type of transmission: 2.4GHz digital data transmission Reach: Up to 150m Polar pattern: Omnidirectional Band: 20Hz-20kHz Maximum sound pressure level: 100 dB SPL (1kHz at 1m) dBu SN ratio: =75dB Sensitivity (microphones): -38dB ± 3dB Sampling rate: 48KHz16bit Adjustable gain control: Level 1:~40db Level 2:~50db Level 3:~70db Accumulator: Microphonesreceivers: 500mA lithium battery built-in Charging case: 2200mAh lithium battery built-in Operation time: Microphones: 10h Receiver: 12h Charging case: Three charges (for microphones and receiver together) Analog inputs: 3.5mm jack Analog outputs: USB Type-C to 3.5 mm jack Connectivity: USB Type-C Charging: USB-CUSB and via charging case Sizes: Microphonesreceivers: 4 x 4 x 1 cm  Charging case: 10 x 7.5 x 4.8 cm Weight: Microphonesreceiver: 23g Charging case: 197g (with microphones and receiver) Transmission frequencies: 2404MHz - 2480MHz Maximum transmission power: 8.21 dBm   Contents of the packaging: Dual channel receiver, two lavalier microphones, wind protectors x2, charging case, 3.5 mm jack cable, USB cable 2x, operating instructions