Set of wireless microphones JBL PartyBox Wireless Mic, 2 pcs, Up to 30m

Carrier frequency: 2404 - 2478MHz
Operating range: 30 m (100 ft)
Latency: < 12ms
Frequency range: 50Hz - 15KHz
Dynamic Range: 100dBA at 1KHz
Signal to noise: 59dBA

Microphone head: 16 mm ECM
Microphone dimensions: 45.5 x 224.5 x 42.5 mm
Microphone weight: 270 g
Dongle size: 42 x 96.5 x 18 mm
Dongle weight: 43 g

Microphone rechargeable battery: 600mAh, 3.7V Li-ion
Dongle battery: 700mAh 3.7V Li-ion
Playback time - microphone: up to 8 p.m.
Playback time - Dongle: up to 12 hours
Microphone battery charging time: < 2.5 hrs.
Dongle battery charging time: < 2.5 hours.