Frequency
20000 Hz
Weight
8 g
Design
| Fit i | In-ear (507 others) |
| Ingress protection (ip) rating i | IPX5 (110 others) |
| Water resistance i | Sweat resistant (434 others) |
| Weight i | 8 g (21 others) |
| Has no wires or cables i | ✔ (570 others) |
| Are neckband earbuds i | ✖ |
| Wingtips included i | ✖ |
| Has stereo speakers i | ✔ (674 others) |
Sound quality
| Has active noise cancellation (anc) i | ✔ (407 others) |
| Has passive noise reduction i | ✔ (511 others) |
| Driver Unit Size i | 13 mm (72 others) |
| Lowest frequency i | 20 Hz (573 others) |
| Highest frequency i | 20000 Hz (513 others) |
Power
| Battery Life i | 8 hours (118 others) |
| Battery Life Of Charging Case i | 42 hours (16 others) |
| Charge time i | 1.5 hours (232 others) |
| Has wireless charging i | ✖ |
| Has a battery level indicator i | ✔ (669 others) |
Connectivity
| Has fast pairing i | ✖ |
| Has usb type c i | ✔ (603 others) |
| Bluetooth Version i | 5.3 (225 others) |
| Has ldac i | ✖ |
| Has ldhc i | ✖ |
| Has aptx adaptive i | ✖ |
| Has aptx low latency i | ✖ |
| Has aptx hd i | ✖ |
Microphone
| Number of microphones i | 4 (210 others) |
| Has a noise canceling microphone i | ✔ (520 others) |
Similar products
Frequently Asked Questions
What is the battery life of charging case of the Portronics Harmonics Twins 28?
At 42 hours, the Portronics Harmonics Twins 28 is 48% above the category average for battery life of charging case, ranking #42 out of 563 — see ranking wireless earbud products.
Is the Portronics Harmonics Twins 28 lightweight?
Yes. At 8 g, the Portronics Harmonics Twins 28 is 45% below the category average for weight, ranking #33 out of 476 — see ranking wireless earbud products.
What is the battery life of the Portronics Harmonics Twins 28?
At 8 hours, the Portronics Harmonics Twins 28 is 24% below the category average for battery life, ranking #285 out of 678 — see ranking wireless earbud products.
What is the driver unit size of the Portronics Harmonics Twins 28?
At 13 mm, the Portronics Harmonics Twins 28 is 20% above the category average for driver unit size, ranking #70 out of 597 — see ranking wireless earbud products.
What is the highest frequency of the Portronics Harmonics Twins 28?
At 20000 Hz, the Portronics Harmonics Twins 28 is 15% below the category average for highest frequency, ranking #132 out of 652 — see ranking wireless earbud products.
Does the Portronics Harmonics Twins 28 have wireless charging?
No, the Portronics Harmonics Twins 28 does not have wireless charging. This feature is available in 32% of wireless earbuds.
How does it compare?
How does the Portronics Harmonics Twins 28's lowest frequency compare to similar wireless earbudss?
At 20 Hz, the Portronics Harmonics Twins 28 leads the Philips T8506 (7 Hz) by 65%.
How does the Portronics Harmonics Twins 28's battery life compare to similar wireless earbudss?
At 8 hours, the Portronics Harmonics Twins 28 trails the Lenovo Thinkplus XT85 II (20 hours) by 60%.
How does the Portronics Harmonics Twins 28's highest frequency compare to similar wireless earbudss?
At 20000 Hz, the Portronics Harmonics Twins 28 trails the Philips T8506 (40000 Hz) by 50%.
How does the Portronics Harmonics Twins 28's battery life of charging case compare to similar wireless earbudss?
At 42 hours, the Portronics Harmonics Twins 28 leads the Philips T8506 (27 hours) by 36%.
How does the Portronics Harmonics Twins 28's charge time compare to similar wireless earbudss?
At 1.5 hours, the Portronics Harmonics Twins 28 leads the Philips T8506 (2 hours) by 25%.