K13 2 in 1 Lavalier Wireless Microphone with 8 Pin Receiver & Charging Station

Features:
1. Supports high-definition remote recording functions such as online streaming, video VLOG shooting, interview recording, and video teaching.
2. Multifunctional microphone design with automatic noise reduction, reverberation, monitoring, playback and mute functions.
3. Adopts 2.4G wireless pairing, automatically connects when turned on, is easy to operate, and supports two people using it at the same time.
4. Compatible with iPhone, iPad and other devices.
5. Built-in charging box, convenient for storage and easy to carry.
6. Plug and play, no need to install applications, easy to use.

Specifications:
1. Input voltage: 5V
2. Battery capacity: 70mAh
3. Charging compartment battery: 300mAh
4. Battery life: 6 hours
5. Signal-to-noise ratio: 64dBm adaptive noise reduction
6. Transmission delay: 30ms
7. Sensitivity: -42 dB
8. Frequency response range: 20-20kHz
9. Transmission distance: 15-30m (barrier-free)