T-4060DSA/ T-4120DSA/ T-4240DSA 4-Channel Power Amplifier (Phone Jack MIC Input)

T-7805BM IP Network Adapter, with Power Amplifier, Constant Pressure Backup, with 2.4G Bluetooth Microphone

T-7705A Economic wall mounted IP terminal (with Constant impedance amplifier)

T-103G Ceiling Speaker (3W-6W)

TS-615S/ TS-618S High-end Ultra-low Frequency Loudspeaker

T-7805BG IP Network Adapter, with Power Amplifier, Constant Pressure Backup, with 2.4G Bluetooth Microphone

TS-628S High-end Ultra-low Frequency loudspeaker

T-7705B Terminal (Economic wall-mounted IP terminal - with Constant resistance power amplifier, constant pressure signal backup)

T-104GK Ceiling Speaker (4”, 3W-6W)

T-7705BG Economic Wall-mounted IP Terminal

T-530A/ T-530B/ T-530C UHF Dual-Channel Wireless Microphone

T-7807 IP Network Active Speaker