Loa MIC không dây BOXLIGHT CH-30W
- Loa MIC không dây BOXLIGHT CH-30W thiết kế sang trọng, công suất phù hợp cho phòng học.
- Công nghệ khuếch đại lớp D cho âm thanh trung thực, sống động.
- Tích hợp Microphone cài áo không dây thuận tiện cho việc đi lại trong phòng.
- Channel: 20 channels (Auto-match).
- Speaker: 2.75-inch 15W/8Ω x2 (Loa hiệu suất cao)
- Frequency Match Distance: 30m.
- Input-Speaker: Audio in x 1, DC in x 1.
- Input-MIC: MIC in x1, DC 5V in x 1, Audio in x 1.
- Phụ kiện loa: Power code x 1, Power adapter x 1, 3.5mm audio cable x 1, Sponges, User's Manual (CD), QSG.
- Phụ kiện MIC: 3.5mm USB cable, Clip-on microphone, Sling.
- Kích thước: 254.1 x 250 x 90 mm
- Trọng lượng: 1.5kg.
Thông số kỹ thuật
| Model | CH-30W |
|
Speaker spec.
|
|
| Amplifier | Class D |
| Wattage Output | 30W Stereo |
| Speaker spec. | 2.75-inch 15W/8Ω x2 full rang (high performance speaker) |
| SPL(Sound Presure Level) | 92sB/W |
| Frequency Response | 50Hz ~20kHz |
| Dimension | 254.1 x 250 x 90mm |
| Weight | 1.5Kg |
| Power Supply | Switching Power Supply DC19V/2A |
| Input-Specker | Audio in x1, DC in x1 |
| Input-MIC | MIC in x1, DC 5V in x1, Audio in x1 |
| Audio Auto Off | 60sec |
| Microphone spec. | |
| Microphobne Type | Collar type |
| Seneitivity | -37dB(f=1KHz, S.P.L=1Pa, 0dB=1V/Pa) |
| Signal to Noise Ratio | 70dB |
| Maximun Input SPL | 120dB(f=1KHz, THD<1%) |
| Dimension | 85 x 42 x 10mm |
| Wireless Spec. | |
| Voltage Range | 3.6V ~ 5V |
| Current | < 50mA |
| Frequency Response | 2.4G ~ 2.483G |
| Channel | 20 channels (Auto-match) |
| Frequency Match | GFSK |
| Audio Shift | < 1.5ms |
| Dynamic Range@ 1KHz | 81dB |
| Separating Degree@ 1 KHz | 90dB |
| Distortion THD | 0.10% |
| Matching Time | 3 sec |
| Matching Distance | 2M < |
| Frequency Match Distance | 30M (Free space) |
| Battery Type | Lithium bettery |
| Battery Time | at least 8 hr use |
| Battery Change Time | 4hr from exhausted for full charge |
| Receiver (Build in Speaker) | |
| Sensitivitly | -85dBm(Min) |
| Output Resistance | 32Ω |
| Output Voltage | 2Vp-p(Max) |
| Transmitter (MIC) | |
| Transmitter Power | 10mW |
| Input Resistance | 10kΩ |
| Input Voltage | 2.8Vp-p(MAX) |
| Power System | DC 5V(USB charge wire) |
| Audio in | MIC in / Audio in |
| Priority Channel | MIC first priority |
| Other Spec. | |
| Safety | CCC, SRRC, BSMI, NCC, CE,FCC |
| Accessories-Speaker | Power code x1, Power adapter x1, 3.5mm audio cable x1, Sponges, User's Manual( CD) , QSG |
| Accessories-MIC | 3.5mm USB cable, Clip-on microphone, Sling |
- Bảo hành: 24 tháng.
- Xuất xứ: Trung Quốc.


