Name: U181MTUB1
Brand: Huawei
Availability: InStock

U181MTUB1 Specification

eSpace U1981 Specifications
User capacity per U1981	A maximum of 10,000 users (including 160 directly-connected analog phone users)
Terminals supported	Analog phone, IP phone, video phone, and soft terminal
Trunk ports	A maximum of 60 FXO ports, 12 E1/T1 ports, and 20 BRI ports
Signaling protocols	PRI, QSIG, SS7, R2, and SIP
Codecs	G.711a/Î¼, G.729a/b/ab, iLBC, and G.722/G.722.1/G.722.2
Conference capacity	A maximum of 360 participants A maximum of 120 conferences, with a maximum of 60 participants per conference
Built-in voice mail	30 channels concurrently Built-in 16G SD storage card
Power supply	AC: 100€“240 V AC, 50/60 Hz DC: €“38.4 to €“60 V DC, typical value: €“48 V DC Two power modules in 1+1 backup mode
Power consumption	220 W (in full configuration)
Dimensions (H x W x D)	Standard 19-inch 2U subrack 86.1 mm x 442 mm x 310 mm
Weight	10 kg (in full configuration)
Environment	Storage temperature: €“40°C to +70°C Long-term operating temperature: 0°C to 45°C Short-term operating temperature: €“5°C to +55°C Operating humidity: 5% to 95% relative humidity (RH), no condensing Air-filtration systems should be deployed in the operating environment. Air-borne dust potency should be less than 180 mg/m³.
System reliability	‰¥ 99.999% Mean time between failure (MTBF): 30 years
Manageability	Centralized/Remote device management, signaling tracing, resource management, and alarm management

Overview Of U181MTUB1

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Specification Of U181MTUB1

eSpace U1981 Specifications
User capacity per U1981	A maximum of 10,000 users (including 160 directly-connected analog phone users)
Terminals supported	Analog phone, IP phone, video phone, and soft terminal
Trunk ports	A maximum of 60 FXO ports, 12 E1/T1 ports, and 20 BRI ports
Signaling protocols	PRI, QSIG, SS7, R2, and SIP
Codecs	G.711a/Î¼, G.729a/b/ab, iLBC, and G.722/G.722.1/G.722.2
Conference capacity	A maximum of 360 participants A maximum of 120 conferences, with a maximum of 60 participants per conference
Built-in voice mail	30 channels concurrently Built-in 16G SD storage card
Power supply	AC: 100€“240 V AC, 50/60 Hz DC: €“38.4 to €“60 V DC, typical value: €“48 V DC Two power modules in 1+1 backup mode
Power consumption	220 W (in full configuration)
Dimensions (H x W x D)	Standard 19-inch 2U subrack 86.1 mm x 442 mm x 310 mm
Weight	10 kg (in full configuration)
Environment	Storage temperature: €“40°C to +70°C Long-term operating temperature: 0°C to 45°C Short-term operating temperature: €“5°C to +55°C Operating humidity: 5% to 95% relative humidity (RH), no condensing Air-filtration systems should be deployed in the operating environment. Air-borne dust potency should be less than 180 mg/m³.
System reliability	‰¥ 99.999% Mean time between failure (MTBF): 30 years
Manageability	Centralized/Remote device management, signaling tracing, resource management, and alarm management