Product Name: Wireless Language Learning SystemModel Number: HD-IIIPlace of Origin: ChinaMain function of this system:1) Record and play,teachers speaking,FM/tone frequency sending,broadcast receiving

Specifications:1) Frequency range: 40MHz - 862MHz2) Nominal gain: 12.5dB±23) Adjustable gain range: 0 - 12dB4) Return loss: ≥10dB5) Voltage range: 230±10%6) For enhancement of antenna

Specifications:1) Frequency range: 40MHz - 862MHz2) Nominal gain: 12.5dB±23) Adjustable gain range: 0 - 12dB4) Return loss: ≥10dB5) Voltage range: 230±10%6) For enhancement of antenna

BL-2000A multi-media meeting integrated control system offers a finest scheme formulti-media equipment and environmental facilities centralized control. It integratesthe operation of multi-route signa

BL-2000A multi-media meeting integrated control system offers a finest scheme formulti-media equipment and environmental facilities centralized control. It integratesthe operation of multi-route signa

CATV amplifier: model-052986Specifications:1) Frequency range: 40MHz - 862MHz2) Nominal gain: 12.5dB±23) Adjustable gain range: 0 - 12dB4) Return loss: ≥10dB5) Voltage range: 230±10%Ou

Features:1) 5 - 1,000MHz2) 4-way indoor splitter3) All ports power pass4) 220311, 220331Specifications:1) 5 - 47MHz:a) Insertion loss: 7.3dBb) Isolation: 18dBc) Return loss: 16dB2) 47 - 470MHz:a) Inse

Features:1) 5 - 1,000MHz2) 4-way indoor splitter3) All ports power pass4) 220311, 220331Specifications:1) 5 - 47MHz:a) Insertion loss: 7.3dBb) Isolation: 18dBc) Return loss: 16dB2) 47 - 470MHz:a) Inse

BL-2086A model digital language learning system, which adopts advanced digital andnetwork technology, the systems hardware kernel adopts international standard, sothe system has excellent advantage an