Model | D7321 / D7322 | |
Structure Type | Desktop | |
Effective Frequency Range of Gain Limitation (± 3db) | Unit A To Unit B. | 120Hz-13kHz |
Host Line to Unit | 120Hz-14kHz | |
Unit to Host Line | 48Hz-17kHz | |
Speaker Power | 1.2W | |
Static Power Consumption | <3.2W | |
Maximum Power Consumption: | 4.5W | |
Signal-to-Noise Ratio | >81dB | |
Crosstalk Attenuation | >80dB | |
Harmonic Distortion | <1% | |
Headphone Output | 9dBu, 8-32 Ω, 3.5mm | |
Operating Power Supply(Battery Pack) | DC5V is charged by Type-C port (more efficient charging in off state) | |
MIC | Microphone Type | Elector cardiac capacitive type |
Input Sensitivity | -42±2dBV/pa | |
Frequency Response | 50Hz-20kHz | |
Max. SPL | 125dB | |
Package Dimensions | 485×280×120mm | |
Machine Dimensions (W × D × H) | 175×133×46mm | |
Gross Weight | 2.0kg | |
Net Weight | 0.6kg | |
we will contact you within 24 hours.
Anti-Counterfeiting StatementNovember 23, 2016With respects to all of our clients, or it may concern, we Guangzhou DSPPA Audio Co., Ltd, have been informed by our clients that they had received fake email and fake PI from third party, who passed themselves off as staff from DSPPA. This is a serious iview
Understanding 4G Wireless Public Address SystemApril 10, 2025The 4G wireless public address system is an audio communication system widely used in various occasions. Its main functions include information dissemination, emergency notifications, background music...view