Previous page Experience Modern Sound with Classic Style The R1280DB offers a blend of classic and modern design features, making it an excellent choice for those seeking high-quality Bluetooth speakers. Bluetooth/OPT/COAX/Dual RCA Inputs This device features a range of input options, including Bluetooth, Optical (OPT), Coaxial (COAX), and Dual RCA inputs. Convenient Sound Adjustments Bookshelf speakers with side panel controls offer easy access to volume, bass, and treble adjustments. MDF Wooden Enclosure This MDF wooden enclosure is designed specifically for bookshelf speakers, providing a sturdy and acoustically optimized housing to enhance their performance. Next page A wireless remote is a convenient and practical accessory for bookshelf speakers, allowing you to switch between inputs, adjust volume, and control other functions from a distance. Comparison chart R1280DB Add to Cart R1280T Add to Cart R1700BT Add to Cart R1850DB Add to Cart R2000DB Add to Cart Customer Reviews 4.6 out of 5 stars 3,803 4.6 out of 5 stars 18,533 4.5 out of 5 stars 6,865 4.6 out of 5 stars 2,060 4.5 out of 5 stars 1,959 Price $159.99$159.99 $119.99$119.99 $170.99$170.99 $229.99$229.99 $329.99$329.99 TOTAL POWER OUTPUT: R/L: 21W+21W RMS R/L: 21W+21W RMS RMS 15W×2 + 18W×2 RMS 16W x2 +19W x2 RMS 24W × 2 + 36 W × 2 SIGNAL TO NOISE RATIO: ≥85dBA ≥85dBA ≥85dBA ≥85dBA ≥85dBA FREQUENCY RESPONSE: 55Hz-20KHz 75Hz ~ 18kHz +/-9db 60Hz ~ 20kHz +/-6db 60Hz ~ 20kHz 55Hz-20KHz(±3db) INPUT SENSITIVITY: LINE IN1: 450/550±50mV PC: 700±50mV AUX: 550±50mV PC:700±50mV, AUX:550±50mV PC:700±50mV, AUX:550±50mV Line in1: 800 mV ± 50 INPUT TYPE: RCA x2 RCA x2 RCA x2 RCA x2,BluetoothOpticalCoaxial RCA x2,BluetoothOpticalCoaxial BASS DRIVER: 4 inch (116mm) 4 inch (116mm) 4 inch (116mm) 4 inch (116mm) 5" alloy TREBLE DRIVER: Φ13 mm silk dome Φ13 mm silk dome Φ19 mm silk dome φ19mm silk film Φ25mm Ru-Fe-B silk dome DIMENSONS [PER SPEAKER]: 5.7 x 7.7 x 9.2 in 5.7 x 7.7 x 9.2 in 6.1 x 8.4 x 10 in 6.1 x 8.8 x 10 in 11.3 x 6.9 x 9.1 in ACTIVE/PASSIVE: Active Active Active Active Active REMOTE CONTROL: ✔ ✔ ✔ ✔ ✔