emergency phone box suppliers in China

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Communication: Full Duplex SIP Support: SIP2.0(RFC3261).
Speech Coding: G.711A/ u, G.7321 high/ low, G.729 a/ b, G.722, G.722.1, G726.
Echo Cancellation Code: G.167 /G.168
Circumstance noise: ≤ 60dB(A).
Sound Level of Ringing: >90dB(A).
Auxiliary Contact: 1Aux output, dry contact.
Power Supply: AC110--240V or PoE .
Rated Carry Current:1A
DTMF: VoIP SIP Info DTMF Relay, RFC2833
LAN Protocols: Power over Ethernet(PoE, 802.3af)
WLAN: IEE802.3af, Network Access Control: IEEE802.1x
IP Protocols: IPV4, UDP, DHCP, SIP.
MTBF:100,000 hours. MTTR: 2 hours.

Prison ATM Vandal Proof Intercom

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namn

Version

Utgivningsdatum

detaljer-06H

Tidigare: Rostfri LED Display Intercom

Nästa: Offentlig plats SOS Nödtelefon

Taggar: Inomhus industriell analog telefon, motorvägsnödtelefon, IP-telefon Telefon med sladd, väderbeständig utomhusnödtelefon, nöd- och industritelefon

This product: Prison ATM Vandal Proof Intercom

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Taggar: Utility Tunnel Emergency Telefoner / IP PBX telefonsystem/ Switch för fibernätverk/ SIP Voice Gateway/ Motorvägstelefonsystem/ Explosionssäker telefon/ SOS Nödtelefon/ Skoltelefonsystem / Scenic Spot/Park Telefonsystem

Produktcentrum

Kontakt

Adress: No. 686, Longfei Avenue, Longcheng Street, Longgang District, Shenzhen City, Guangdong-provinsen

E-post: telphonesystem@hotmail.com

Tel: +86 19129355807

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