Product Name: UHF & Multi-Channel Long-Range Cordless PhoneModel Number: BT-358BPlace of Origin: ChinaFeatures: 1)Full compatible with SENAO SN-258. 2) Multi-channel access with auto-scan 3)Multi-handset system (up to 15) 4)Walkie-talkie among handsets (up to 15 handsets) 5 )Two-way paging and hands-free intercom 6 )10-group memory speed dialing for each handset (up to 20 digits) 7) Last number redial 8 )Tone/pulse dialing mode selectable 9 )Change channel during conversation 10 )65,536 sets security code (two-way) 11 )Flash time programmable 12 )Ring and Voice volume adjustable 13 )Hold music 14 )Touch any key answer 15 )Handset with power saving circuit 16 ) Low battery alert and indicator 17 )Out of range alert 18 )Battery power status display 19 )Fast charge 20 )Built-in voice security and mutation circuit (Scrambler) 21 )Auto answer and auto hang up 22 )Channel scan display 23 )Transferring a call among handsets