Nalmoe MST-X3 EX - USB

Specifications: Speaker Sampling Frequency: 24Khz~48Khz Mic Sampling Frequency: 16Khz Speaker: 4Ω 8W Mic: 5pcs Unidirectional Dual-condenser Mic -Sensitivity: -36 ± 3dB -Frequency: 100~10,000Hz -Impedance: ≤0.68KΩ -SNR: ≥58dB -Max. Sound Pressure Level: 110dB -Max.t Consumption: ≤0.5mA Echo Cancellation: Max. 256ms Reverberation Time: ＜0.5s Product Noise: ＜48dBA Audio Processing: AEC/AGC/NR/NLP/ALC Extended Mic Sensitivity: -30 ± 3db Extended Mic Interface: RJ11 Extended Mic Cable Length: 2.4m USB Cable: DC 5V 500mA, 5m long System Environment: Compatible for Windows 8/7/VISTA/XP/2000, for/ iOS / Android Interface: 3.5mm Audio Input for Mic, 3.5mm Audio Output for Loudspeaker/Earone,one Audio Port, USB Port Item Size: 34 * 34 * 4.3cm / 13.4 * 13.4 * 1.7" Item Weight: 684g / 1.5Lbs Package Size: 40.5 * 34.5 * 14.6cm / 15.9 * 13.6 * 5.7" Package Weight: 1745g / 3.8Lbs Package List: 1 * Conference Mic Speaker 2 * Extended Mic 2 * Extended Mic Cable 1 * USB Cable 1 * Audio Cable 1 * Quick Start (English) Note: Computer and smartone are not included.