Impedance
32 Ohms
Frequency
20000 Hz
Weight
180 g
OneOdio A9 features 500 mAh battery.
Design
| Fit i | Over-ear (482 others) |
| Weight i | 180 g (5 others) |
| Has a detachable cable i | ✔ (468 others) |
| Water resistance i | None (332 others) |
| Can be folded i | ✔ (370 others) |
| Has a tangle free cable i | ✖ |
| Travel bag is included i | ✔ (353 others) |
Sound quality
| Has active noise cancellation (anc) i | ✔ (332 others) |
| Lowest frequency i | 20 Hz (287 others) |
| Highest frequency i | 20000 Hz (256 others) |
| Driver Unit Size i | 40 mm (343 others) |
| Impedance i | 32 Ohms (191 others) |
| Sound pressure level i | 105 dB/mW (33 others) |
| Has a neodymium magnet i | ✔ (233 others) |
| Has passive noise reduction i | ✔ (420 others) |
Power
| Battery Life i | 30 hours (42 others) |
| Charge time i | 3 hours (60 others) |
| Has a battery level indicator i | ✔ (376 others) |
| Has wireless charging i | ✖ |
| Battery Power i | 500 mAh (16 others) |
| Has a rechargeable battery i | ✔ (405 others) |
Connectivity
| Connectivity i | Wireless (226 others) |
| Bluetooth Version i | 4.1 (24 others) |
| Has aptx i | ✖ |
Miscellaneous
| Has a 3.5mm male connector i | ✔ |
Similar products
Frequently Asked Questions
What is the impedance of the OneOdio A9?
At 32 Ohms, the OneOdio A9 is 42% below the category average for impedance, ranking #145 out of 453 — see ranking headphone products.
What is the battery life of the OneOdio A9?
At 30 hours, the OneOdio A9 is 35% below the category average for battery life, ranking #228 out of 394 — see ranking headphone products.
How big is the OneOdio A9 battery?
At 500 mAh, the OneOdio A9 is 31% below the category average for battery capacity, ranking #160 out of 214 — see ranking headphone products.
What is the lowest frequency of the OneOdio A9?
At 20 Hz, the OneOdio A9 is 31% above the category average for lowest frequency, ranking #12 out of 559 — see ranking headphone products.
What is the highest frequency of the OneOdio A9?
At 20000 Hz, the OneOdio A9 is 30% below the category average for highest frequency, ranking #298 out of 561 — see ranking headphone products.
Is the OneOdio A9 lightweight?
Yes. At 180 g, the OneOdio A9 is 27% below the category average for weight, ranking #104 out of 545 — see ranking headphone products.
How long does the OneOdio A9 take to charge?
At 3 hours, the OneOdio A9 is 12% above the category average for charge time, ranking #193 out of 307 — see ranking headphone products.
How does it compare?
How does the OneOdio A9's battery life compare to similar headphoness?
At 30 hours, the OneOdio A9 trails the Cambridge Audio Melomania P100 (100 hours) by 70%.
How does the OneOdio A9's charge time compare to similar headphoness?
At 3 hours, the OneOdio A9 trails the Bang & Olufsen Beoplay H100 (1 hours) by 67%.
How does the OneOdio A9's weight compare to similar headphoness?
At 180 g, the OneOdio A9 leads the Bang & Olufsen Beoplay H100 (375 g) by 52%.
How does the OneOdio A9's battery capacity compare to similar headphoness?
At 500 mAh, the OneOdio A9 trails the Bang & Olufsen Beoplay H100 (1040 mAh) by 52%.
How does the OneOdio A9's lowest frequency compare to similar headphoness?
At 20 Hz, the OneOdio A9 leads the Bang & Olufsen Beoplay H100 (10 Hz) by 50%.
How does the OneOdio A9's highest frequency compare to similar headphoness?
At 20000 Hz, the OneOdio A9 trails the Bang & Olufsen Beoplay H100 (40000 Hz) by 50%.
How does the OneOdio A9's sound pressure level compare to similar headphoness?
At 105 dB/mW, the OneOdio A9 leads the JBL Tour One M2 (93 dB/mW) by 11%.