ASTRUM ST250 - Technical Specifications; Product Features; Device Controls; Top Control Panel

- Bluetooth: V3.0
- Speaker Output: 10W 4Ω
- Battery capacity: 4000mAh
- Charging Input: 5V / 1A
- Operating Time: up to 6 hours
- Battery Charging Time: up to 4 hours
- Connectivity range: up to 10m
- TF card support: 128MB - 32GB
- Frequency response: 60Hz ~ 18kHz
- SNR: ≥80 dB
- Product Dimensions: 158 x 108 x 70mm (L x W x H)
- Product Weight: 717g (approx.)
TECHNICAL SPECIFICATIONS
TOP CONTROL PANEL
1.
2.
3.
4.
5.
6.
7.
8.
BACK CONTROL PANEL
1. ON / OFF button
2. Reset button
3. USB DC 5.0V port
4. AUX (Line-in) port
5. TF card slot
- Convenient temperature display
- Rechargeable battery for mobility
- Wake up to music or an alarm tone.
- TF card slot for up to 32GB of music
- Easy to operate using touch controls
- 4 corner LEDs perfect to use as a nightlight
- FM radio, Bluetooth or TF card input options
FEATURES
Turn device on and wait for the display to show “HI”to set the time
9.
LED LIGHT MODE
1. Once the speaker is powered on, touch the surface or side of speaker
2. To control the brightness touch the speaker again.
3. Includes 3 brightness levels for a convenient nightlight.
LED light
to activate nightlights.