Telephone exchange | 2,000+ products

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800B 16-in 400-out Trunk Interface Rich

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800B 16-in 640-out Trunk Interface Rich

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800B 16-in 464-out Trunk Interface Rich

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800B 16-in 688-out Trunk Interface Rich

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E 1 112 Extension Expanding Capacity

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 72 Extension Expanding Capacity

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 40 Extension E1 Expansion

Hengjie Communications Digital Program-controlled Telephone Exchange HJ-E800C Extension 32 E1 Expatable

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 88 extension E1 supports online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 64 Extension Expanding Capacity

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E 1 104 Extension Expanding Capacity

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E 1 120 Extension Expanding Capacity

Hengjie Communications Digital Program-controlled Telephone Exchange HJ-E800C Extension 72 E1 Expanding Capacity

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 88 Extension Expanding Capacity

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 32 Extension Expanding Capacity

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 24-in -72-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 8-in -40-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 8-in -72-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 56 extension support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16-in -80-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16-in -32-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16-in -24-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 24-in -40-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 24 extension support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 104 extension E1 military grade quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16-in -16-out Expanding Military-grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 24 extension support online upgrade

Hengjie Communication Digital Program Controlled Telephone Exchange HJ-E800C 48 extension E1 military grade quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16 in 56 out to support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16 in and 112 out to Support Online Upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 8-in -104-out Expanding Military-grade Quality

Hengjie Communication Digital Program Controlled Telephone Exchange HJ-E800C E1 40 Ext Military Grade Quality

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 8 in 64 out to support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 24 in 72 out to support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16 in 88 out to support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 16 in 72 out to support online upgrade

Hengjie Communication Digital SPC Telephone Exchange HJ-E800C E1 48 extension support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 72 extension support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C E1 56 extension support online upgrade

Hengjie Communication Digital Program-controlled Telephone Exchange HJ-E800C 24 in 40 out to support online upgrade