Technical specifications

Connectivity: Bluetooth version: 2.1+EDR; Bluetooth profiles: A2DP; Bluetooth range: Up to 10m; Audio in (3.5mm): Yes, on receiver
Sound, microphone: Sensitivity: -32 ±3dB
Sound, receiver: Frequency response: 100Hz-16kHz, ±3dB; Signal to noise ratio: >85 dB

Crosstalk: >40 dB
Input and Output: Microphone: Mono, Unidirectional
iPad App: App name: 'The Voice: on Stage'; Free for download: Yes; Compatibility: the New iPad, iPad 2, iPad
Features: Echo cancellation: Yes; Noise cancellation: Yes

Power: Power supply, microphone: 3 x AAA battery (included)
Accessories: Quick start guide: Yes; Warranty: Warranty leaflet, World Wide Guarantee booklet
Dimensions: Dimension, microphone: W160 x H318 x D160 mm; Dimension, receiver: W41.5 x H45.5 x D10.5 mm; Weight, microphone: 0.3 kg; Weight, receiver: 0.02 kg