| | Bluetooth Speakers:GM-887B |
| Device type | Bluetooth portable speaker |
| Power, W | 12 W |
| Frequency response | 100 Hz - 20 kHz |
| Audio Sources | Bluetooth, USB-flash, micro-SD, AUX - 3.5mm, FM-radio |
| Signal / noise ratio | > 70 dB |
| Number of channels | |
| Speaker | 10.2cm, 12W, 4Ω; |
| Subwoofer | 10.2cm |
| Bluetooth | V2.1; A2DP, AVRCP |
| USB | |
| microUSB | |
| Wi-Fi Direct | |
| Composite Output | |
| NFC | |
| Number of Audio Input | |
| Headphone jack | |
| Built-in MP3 player | microSD/USB-flash/AUX-in |
| Support for Handsfree | no |
| Screen | |
| FM radio | 87.5-108MHg |
| Alarm clock | |
| Additionally | |
| Battery | Li-Ion - 3,7 V, 3000mAh |
| Operation duration | 5 hours |
| Charge time | 5-6 hours |
| Adapter | microUSB charging 5V / 1.0 A (not supplied) |
| Operating Power Consumption | |
| Stand-by Power Consumption | |
| Color | Black |
| Package Contents | Speaker, Power cable, AUX cable, Strap, Manual/Warranty |
| Length, mm | 262 |
| Width, mm | 136 |
| Height, mm | 153 |
| Weight, gr | 1167 |
| Type of packaging | Box |
| Unit number per packing | 1 |
| Length of package, cm | 288 |
| Width of package, cm | 152 |
| Height of package, cm | 168 |
| Weight of package, gr | 1395 |
| EAN1: | 4892115101217 |
| Quantity of consumer packages, pcs | 8 |
| Length of the box, cm | 68.2 |
| Width of the box, cm | 31.7 |
| Height of the box, cm | 30.2 |
| Gross Weight, kg | 11 |
| Net Weight, kg | 10.2 |
| ITF14: | |