In depth comparison and review of ASTRO A20 and Poly Voyager Focus UC B825S-M. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Product Type | Headset - wireless | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 320 g | 155 g | Poly Voyager Focus UC B825S-M are lighter than ASTRO A20 headphones. |
| Colour | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | - | |
| Headband Material | Steel | - | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 9.14 m | 45 m | Poly Voyager Focus UC B825S-M have a greater operating distance than ASTRO A20. |
| SOUND QUALITY | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Advanced Audio Distribution Profile (A2DP) | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 100 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Mono | |
| Audio Input Details | Uni-directional | - |
| REMOTE CONTROL | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Controls | Volume, power on/off | Volume |
|---|
| CABLE | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Cable Type | Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
Charging cable | |
|---|---|---|---|
| Cable Length | 1 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Additional Functions | - | DSP |
|---|
| BATTERY AND CHARGING | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Battery Type | Headset battery rechargeable | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | 15 hour(s) | 15 hour(s) | Both headphones last the same amount of time on a single charge. |
| CONNECTIONS | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Connector Type | - | Bluetooth |
|---|
| OTHERS | ASTRO A20 | Poly Voyager Focus UC B825S-M |
|---|
| Included Accessories | Wireless transmitter | Carrying case, Bluetooth USB adapter, charging stand | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Service & Support | - | Limited warranty - 2 years |
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